11. Of CHALCEDON or Chalcis, or, according to Dio Cassius (71.35) of Nicomedia, was invited by the emperor Antonmus Pius to come to Rome, for the purpose of instructing his son Marcus in philosophy. (Capitolin. Antonin. Pius, 10; M. Antonin. de Rebus suis, 1.8; Lucian, Demon. 31; comp. Fabric. Bibl. Graec. iii. p. 539.)
A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890